Fast Logic with Slow Qubits: Microwave-Activated Controlled-Z Gate on Low-Frequency Fluxoniums

We demonstrate a controlled-Z gate between capacitively coupled fluxonium qubits with transition frequencies 72.3 and 136.3 MHz. The gate is activated by a 61.6-ns-long pulse at a frequency between noncomputational transitions |10⟩-|20⟩ and |11⟩-|21⟩, during which the qubits complete only four and e...

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Auteurs principaux: Quentin Ficheux, Long B. Nguyen, Aaron Somoroff, Haonan Xiong, Konstantin N. Nesterov, Maxim G. Vavilov, Vladimir E. Manucharyan
Format: article
Langue:EN
Publié: American Physical Society 2021
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Accès en ligne:https://doaj.org/article/25e56d548f74432b9b79eb9e361e537e
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